Mr Diaz has performed legal services in favor of clients such as Deutsche Bank, GE Capital Corporation, Wachovia Bank, Wells Fargo Bank, US Airways, Grupo Alstom, Bridgestone Firestone North American Tire, Pentair, Tire Group International, 3M company, Motorola Solutions and John Deere and provided legal to several Law Firms abroad.

Mr Diaz is a lecturer on Human Rights at Universidad Anáhuac del Norte. Adjunct lecturer regarding Knowledge of Law at Escuela Libre de Derecho and a member of the Mexican Bar Association since 2008 and currently holding the position of Secretary in the Constitutional Law Section.